CÔNG TY CỔ PHẦN KIẾN TRÚC A1
| Tax code | 0105332757 |
| Vietnamese name | CÔNG TY CỔ PHẦN KIẾN TRÚC A1 |
| Abbreviated name | A1 ARCHITECHTURE .,JSC |
| English name | A1 ARCHITECHTURE JOINT STOCK COMPANY |
| Trading name | A1 ARCHITECHTURE .,JSC |
| Address | B15-15 Violet 4, Khu đô thị Vinhomes Gardenia, Phường Từ Liêm, TP Hà Nội, Việt Nam. |
| Legal representative | Nguyễn Thanh Tùng |
| Business registration certificate issue date | 27/05/2011 |
| Operations start date | 27/05/2011 |
| Fiscal year end | 31/12 |
| Data updated | 08/09/2026 04:09 |
Business lines
| F4101 | Construction of residential buildings |
| B0810 | Quarrying of stone, sand and clay |
| C1610 | Sawmilling and planing of wood; preservation of wood |
| C16210 | Manufacture of veneer sheets and wood-based panels |
| C16220 | Manufacture of builders' carpentry and joinery |
| C16230 | Manufacture of wooden containers |
| C1629 | Manufacture of other products of wood; manufacture of articles of bamboo, rattan, straw and plaiting materials |
| C23910 | Manufacture of refractory products |
| C23920 | Manufacture of clay building materials |
| C2394 | Manufacture of cement, lime and plaster |
| C2395 | Manufacture of articles of concrete, cement and plaster |
| C24100 | Manufacture of basic iron and steel |
| C25110 | Manufacture of structural metal products |
| C25120 | Manufacture of tanks, reservoirs and containers of metal |
| C25920 | Treatment and coating of metals; machining |
| C33120 | Repair of machinery |
| C33140 | Repair of electrical equipment |
| E36000 | Water collection, treatment and supply |
| E3700 | Sewerage and wastewater treatment |
| F4102 | Construction of non-residential buildings |
| F4211 | Construction of railways |
| F4212 | Construction of roads |
| F4221 | Construction of electricity projects |
| F4222 | Construction of water supply and sewerage projects |
| F4223 | Construction of telecommunications projects |
| F4229 | Construction of other utility projects |
| F4291 | Construction of water projects |
| F4292 | Construction of mining projects |
| F4293 | Construction of manufacturing and processing projects |
| F4299 | Construction of other civil engineering projects n.e.c. |
| F43110 | Demolition |
| F43120 | Site preparation |
| F43210 | Electrical Installation |
| F4322 | Plumbing, Heating and Air-Conditioning Installation |
| F43300 | Building Completion and Finishing |
| G4610 | Commission Agents, Brokers and Auctions of Goods |
| G4641 | Wholesale of Textiles, Garments and Footwear |
| G4649 | Wholesale of Other Household Goods |
| G46510 | Wholesale of computers, computer peripheral equipment and software |
| G46520 | Wholesale of electronic and telecommunications equipment and parts |
| G46530 | Wholesale of agricultural machinery, equipment and supplies |
| G4659 | Wholesale of other machinery and equipment |
| G4662 | Wholesale of metals and metal ores |
| G47530 | Retail Sale of Carpets, Mattresses, Blankets, Mosquito Nets, Curtains, Wall and Floor Coverings in Specialized Stores |
| G4759 | Retail Sale of Household Electrical Appliances, Beds, Cabinets, Tables, Chairs, Lamps and Other Household Goods Not Elsewhere Classified in Specialized Stores |
| G47610 | Retail sale of books, newspapers, magazines and stationery in specialized stores |
| G47620 | Retail sale of audio and video recordings (including blank tapes and discs) in specialized stores |
| G47630 | Retail sale of sports equipment and gear in specialized stores |
| G47640 | Retail sale of games and toys in specialized stores |
| G4773 | Retail sale of other new goods in specialized stores |
| I5510 | Short-term accommodation activities |
| I5610 | Restaurants and mobile food service activities |
| I5621 | Event catering activities |
| I5630 | Beverage serving activities |
| J58200 | Software publishing |
| J62010 | Computer programming activities |
| J62020 | Computer consultancy and computer facilities management |
| J62090 | Other information technology and computer service activities |
| M7110 | Architectural and engineering activities and related technical consultancy |
| N7710 | Rental and leasing of motor vehicles |
| N7730 | Renting of other machinery, equipment and tangible goods without operator |
| N81100 | Combined facilities support activities |
| N81210 | General cleaning of buildings |
| N81300 | Landscape care and maintenance service activities |
| N82300 | Organization of conventions and trade shows |
| S95110 | Repair of computers and peripheral equipment |
| N82990 | Other business support service activities n.e.c. |
| H4931 | Urban and suburban passenger land transport (excluding bus) |
| H4933 | Freight transport by road |
Frequently asked questions about CÔNG TY CỔ PHẦN KIẾN TRÚC A1
How is tax code 0105332757 structured?
Tax code 0105332757 consists of 10 digits. Under Article 5 of Circular 90/2026/TT-BTC, the first two digits 01 are the segment prefix; the seven digits 0533275 fall within an ascending sequence from 0000001 to 9999999; the digit 7 is the check digit. A 10-digit code is issued to an organization that is an independent unit.
What information is needed to issue an invoice to CÔNG TY CỔ PHẦN KIẾN TRÚC A1?
The three mandatory fields on an invoice are the entity name CÔNG TY CỔ PHẦN KIẾN TRÚC A1, tax code 0105332757 and address B15-15 Violet 4, Khu đô thị Vinhomes Gardenia, Phường Từ Liêm, TP Hà Nội, Việt Nam.. Check the tax code status again right before issuing an invoice, because an invoice issued to an entity that is not operating at its registered address risks being rejected at tax finalization.
Is CÔNG TY CỔ PHẦN KIẾN TRÚC A1 still operating?
The status of tax code 0105332757 of CÔNG TY CỔ PHẦN KIẾN TRÚC A1 is NNT đã được cấp MST according to the latest synced data (as of 08/09/2026). The list of tax code statuses is set out in Appendix I of Circular 90/2026/TT-BTC.
Does CÔNG TY CỔ PHẦN KIẾN TRÚC A1 have any other names?
Besides its full name, CÔNG TY CỔ PHẦN KIẾN TRÚC A1 is also registered under the name A1 ARCHITECHTURE JOINT STOCK COMPANY. When searching, either this name or tax code 0105332757 will return the same result.
Where is the address of CÔNG TY CỔ PHẦN KIẾN TRÚC A1?
CÔNG TY CỔ PHẦN KIẾN TRÚC A1 has its registered office at B15-15 Violet 4, Khu đô thị Vinhomes Gardenia, Phường Từ Liêm, TP Hà Nội, Việt Nam.. The entity is located in Phường Từ Liêm, Hà Nội.
Legal basis: Article 11 of the 2025 Law on Tax Administration and Circular 90/2026/TT-BTC on tax registration (effective 01/7/2026). See also tax code structure and the list of 10 tax code statuses.
Business statistics in Phường Từ Liêm
9,450
Total businesses
4,919
Operating
4,489
Ceased / suspended
0
New in last 90 days
Across Thành phố Hà Nội: 262,559 businesses, of which 118,360 are operating.
Common business lines
By legal form
Limited liability company
5,503
Joint stock company
3,611
Single-member limited liability company
155
Representative office
37
School / educational institution
21
Centre (public service / services)
19
By status
Taxpayer issued tax code
4,907
Not operating at registered address
2,437
Ceased operations; tax code closure not yet completed
1,175
Temporarily suspended operations
585
Ceased operations; tax code closure completed
292
Pending verification of operating status at registered address
24
Businesses with legal representative "Nguyễn Thanh Tùng"
A total of 1,896 businesses share the same legal representative name